Guwahati, June 27: Railways will transport all relief materials to the flood affected north eastern states free of cost, officials said on Monday. The free transportation will be applicable for inter-state and intra-state aid and relief materials by parcel vans or second class, luggage cum guard van and goods trains, North East Frontier Railways spokesperson said here. All types of freight charges have been waived off for the purpose from any part of the country to the region and no ancillary charges like demurrage, wharfage or others will be charged...